ACDelco GM Original Equipment Battery Cables are high quality copper electric cables with a cast lead terminal connections at the battery end of the cables. They feature a durable insulation that helps resist harsh under hood environments, and are GM-recommended replacements for your vehicle’s original components. These original equipment battery cables have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors. PROPOSITION 65 WARNING: Battery posts, terminals and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer,birth defects and other reproductive harm. Batteries also contain other chemicals known to the State of California to cause cancer. Wash hands after handling.